feat(domains): Registrieren zeigt Nameserver aus AutoDNS nur zur Kontrolle (h3t)

- Nameserver schreibgeschuetzt in AutoDNS-Reihenfolge, ohne Eingabe
- Hinweis mit Neu-lesen-Knopf, Zusammenfassung gesperrt ohne Nameserver
- createOrder sendet keine Nameserver mehr

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

apps/web/src/messages/en.json

@@ -2209,7 +2209,7 @@
       "confirmDeleteYes": "Delete permanently"
     },
     "register": {
-      "intro": "Check whether a domain is available, choose the contacts and name servers, and register the domain with AutoDNS as a binding order.",
+      "intro": "Check whether a domain is available, choose the contacts, and register the domain with AutoDNS as a binding order. Tessera takes the name servers from AutoDNS.",
       "domainLabel": "Domain",
       "domainPlaceholder": "example.com",
       "check": "Check availability",
@@ -2231,10 +2231,13 @@
         "zone": "Zone contact"
       },
       "nameServersTitle": "Name servers",
-      "nameServersDescription": "At least two, at most six. The name servers must already be set up with your provider, otherwise the registration fails.",
+      "nameServersDescription": "These default name servers are stored in AutoDNS. Tessera uses them unchanged and in this order; they can only be changed in AutoDNS.",
       "nameServer": "Name server {number}",
-      "addNameServer": "Add name server",
-      "removeNameServer": "Remove",
+      "nameServersLoading": "Reading name servers from AutoDNS …",
+      "nameServersMissing": "No default name servers are stored in AutoDNS. Please store at least two name servers as the default in AutoDNS. Until then, registration is not possible.",
+      "nameServersUnreadable": "Tessera could not read the default name servers from AutoDNS. Until that works, registration is not possible.",
+      "nameServersRetry": "Read from AutoDNS again",
+      "nameServersBlocked": "Without default name servers from AutoDNS, registration is not possible – see the notice above.",
       "showSummary": "Show summary",
       "creating": "Preparing …",
       "summary": {